allow replication session to be set in several backends

kelvich · kelvich · commit d98e2585f00e · 2017-11-13T02:23:42.000+03:00
diff --git a/multimaster.c b/multimaster.c
@@ -3813,7 +3813,7 @@ void MtmSetupReplicationHooks(struct PGLogicalHooks* hooks)
  */
 void MtmBeginSession(int nodeId)
 {
-	MtmLockNode(nodeId, LW_EXCLUSIVE);
+	// MtmLockNode(nodeId, LW_EXCLUSIVE);
 	Assert(replorigen_session_origen == InvalidRepOriginId);
 	replorigen_session_origen = Mtm->nodes[nodeId-1].origenId;
 	Assert(replorigen_session_origen != InvalidRepOriginId);
@@ -3833,9 +3833,9 @@ void MtmEndSession(int nodeId, bool unlock)
 		replorigen_session_origen_lsn = INVALID_LSN;
 		replorigen_session_origen_timestamp = 0;
 		replorigen_session_reset();
-		if (unlock) {
-			MtmUnlockNode(nodeId);
-		}
+		// if (unlock) {
+		// 	MtmUnlockNode(nodeId);
+		// }
 		MTM_LOG3("%d: End reset replorigen session: %d", MyProcPid, replorigen_session_origen);
 	}
 }
